2042310040 has 64 divisors (see below), whose sum is σ = 4715897760. Its totient is φ = 795540480.

The previous prime is 2042310037. The next prime is 2042310041. The reversal of 2042310040 is 400132402.

It is a junction number, because it is equal to n+sod(n) for n = 2042309996 and 2042310023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042310041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1486794 + ... + 1488166.

Almost surely, 2^2042310040 is an apocalyptic number.

2042310040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2042310040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2357948880).

2042310040 is an abundant number, since it is smaller than the sum of its proper divisors (2673587720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2042310040 is a wasteful number, since it uses less digits than its factorization.

2042310040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332 (or 2328 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2042310040 is about 45191.9244998484. The cubic root of 2042310040 is about 1268.7436767058.

Adding to 2042310040 its reverse (400132402), we get a palindrome (2442442442).

The spelling of 2042310040 in words is "two billion, forty-two million, three hundred ten thousand, forty".